Emergency lighting heads



FIG. 1 is a perspective view of the invention;

FIG. 2 is a top view of the invention;

FIG. 3 is a front view of the invention; and,

FIG. 4 is a typical side view of the invention.

The bottom view would be identical to the top view of FIG. 2. The broken lines shown in the figures are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for emergency lighting heads, as shown and described. 